Amca Phlebotomy Exam Questions And Answers

If a EDTA tube is used before a serum tube it could cause cross contamination and could result in what? {Ans: High potassium or a false low calcium value}What is used to collect DNA samples by swabbing the inside of a patients cheek? {Ans: Buccal Swab}How should the patient be positioned sitting down when preparing for a venipuncture? {Ans: Arm in a straight line from the shoulder to the wrist}What is the worst critical error a phlebotomist can make? {Ans: Incorrectly identifying a patient}What should be used to bandage a patient free a blood draw that is on blood thinners? {Ans: Coban Wrap}What is the standard length of time for a sample to stand before it is loaded into a centrifuge? {Ans: 30 minutes}